From 4ec295efef1ac4969a9667b40e1e91fa45d90c4a Mon Sep 17 00:00:00 2001 From: Alex Bee Date: Fri, 22 Dec 2023 18:41:52 +0100 Subject: [PATCH] dt-bindings: display: rockchip,inno-hdmi: Document RK3128 compatible The integration for this SoC is different from the currently existing: It needs it's PHY's reference clock rate to calculate the DDC bus frequency correctly. The controller is also part of a powerdomain, so this gets added as an mandatory property for this variant. Signed-off-by: Alex Bee Reviewed-by: Conor Dooley Link: https://lore.kernel.org/r/20231222174220.55249-2-knaerzche@gmail.com Signed-off-by: Rob Herring --- .../display/rockchip/rockchip,inno-hdmi.yaml | 40 ++++++++++++++++++- 1 file changed, 38 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml index 96889c86849ab..be78dcfa1c762 100644 --- a/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml @@ -14,6 +14,7 @@ properties: compatible: enum: - rockchip,rk3036-inno-hdmi + - rockchip,rk3128-inno-hdmi reg: maxItems: 1 @@ -22,10 +23,19 @@ properties: maxItems: 1 clocks: - maxItems: 1 + minItems: 1 + items: + - description: The HDMI controller main clock + - description: The HDMI PHY reference clock clock-names: - const: pclk + minItems: 1 + items: + - const: pclk + - const: ref + + power-domains: + maxItems: 1 ports: $ref: /schemas/graph.yaml#/properties/ports @@ -55,6 +65,32 @@ required: - pinctrl-names - ports +allOf: + - if: + properties: + compatible: + contains: + const: rockchip,rk3036-inno-hdmi + + then: + properties: + power-domains: false + + - if: + properties: + compatible: + contains: + const: rockchip,rk3128-inno-hdmi + + then: + properties: + clocks: + minItems: 2 + clock-names: + minItems: 2 + required: + - power-domains + additionalProperties: false examples: -- 2.30.2